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import { HashUtil } from "./HashUtil.js";
import { StringUtil } from "./StringUtil.js";
import { TCPEndpointInfo } from "./Endpoint.js";
import { ParseException } from "./LocalExceptions.js";
import { IPEndpointI } from "./IPEndpointI.js";
import { EndpointInfo as SSLEndpointInfo } from "./SSL/EndpointInfo.js";
import { TcpTransceiver } from "./TcpTransceiver.js";
const defaultTimeout = 60000; // 60,000 milliseconds (1 minute)
export class TcpEndpointI extends IPEndpointI {
constructor(instance, host, port, sourceAddress, timeout, connectionId, compress) {
super(instance, host, port, sourceAddress, connectionId);
// The timeout is not used in Ice 3.8 or greater.
this._timeout = timeout === undefined ? (instance ? defaultTimeout : undefined) : timeout;
this._compress = compress === undefined ? false : compress;
}
//
// Return the endpoint information.
//
getInfo() {
let info = new TCPEndpointInfo(
this._timeout,
this._compress,
this._host,
this._port,
this._sourceAddr,
this.type(),
this.secure(),
);
if (this.secure()) {
info = new SSLEndpointInfo(info);
}
return info;
}
//
// Return the timeout for the endpoint in milliseconds. 0 means
// non-blocking, -1 means no timeout.
//
timeout() {
return this._timeout;
}
//
// Return a new endpoint with a different timeout value, provided
// that timeouts are supported by the endpoint. Otherwise the same
// endpoint is returned.
//
changeTimeout(timeout) {
if (timeout === this._timeout) {
return this;
} else {
return new TcpEndpointI(
this._instance,
this._host,
this._port,
this._sourceAddr,
timeout,
this._connectionId,
this._compress,
);
}
}
//
// Return a new endpoint with a different connection id.
//
changeConnectionId(connectionId) {
if (connectionId === this._connectionId) {
return this;
} else {
return new TcpEndpointI(
this._instance,
this._host,
this._port,
this._sourceAddr,
this._timeout,
connectionId,
this._compress,
);
}
}
//
// Return true if the endpoints support bzip2 compress, or false
// otherwise.
//
compress() {
return this._compress;
}
//
// Return a new endpoint with a different compression value,
// provided that compression is supported by the
// endpoint. Otherwise the same endpoint is returned.
//
changeCompress(compress) {
if (compress === this._compress) {
return this;
} else {
return new TcpEndpointI(
this._instance,
this._host,
this._port,
this._sourceAddr,
this._timeout,
this._connectionId,
compress,
);
}
}
connectable() {
// TCP endpoints are not connectable when running in a browser, SSL isn't currently supported.
return TcpTransceiver !== null && !this.secure();
}
connect() {
console.assert(!this.secure());
return new TcpTransceiver(this._instance, this.getAddress(), this._sourceAddr);
}
//
// Convert the endpoint to its string form
//
options() {
//
// WARNING: Certain features, such as proxy validation in Glacier2,
// depend on the format of proxy strings. Changes to toString() and
// methods called to generate parts of the reference string could break
// these features. Please review for all features that depend on the
// format of proxyToString() before changing this and related code.
//
let s = super.options();
// We don't print the timeout when it's the default; this timeout is purely for backwards compatibility and
// has no effect with Ice 3.8 or greater.
if (this._timeout != defaultTimeout) {
if (this._timeout == -1) {
s += " -t infinite";
} else {
s += " -t " + this._timeout;
}
}
if (this._compress) {
s += " -z";
}
return s;
}
compareTo(p) {
if (this === p) {
return 0;
}
if (p === null) {
return 1;
}
if (!(p instanceof TcpEndpointI)) {
return this.type() < p.type() ? -1 : 1;
}
if (this._timeout < p._timeout) {
return -1;
} else if (p._timeout < this._timeout) {
return 1;
}
if (!this._compress && p._compress) {
return -1;
} else if (!p._compress && this._compress) {
return 1;
}
return super.compareTo(p);
}
streamWriteImpl(s) {
super.streamWriteImpl(s);
s.writeInt(this._timeout);
s.writeBool(this._compress);
}
hashCode() {
let h = super.hashCode();
h = HashUtil.addNumber(h, this._timeout);
h = HashUtil.addBoolean(h, this._compress);
return h;
}
initWithStream(s) {
super.initWithStream(s);
this._timeout = s.readInt();
this._compress = s.readBool();
}
checkOption(option, argument, endpoint) {
if (super.checkOption(option, argument, endpoint)) {
return true;
}
if (option === "-t") {
if (argument === null) {
throw new ParseException(`no argument provided for -t option in endpoint ${endpoint}`);
}
if (argument == "infinite") {
this._timeout = -1;
} else {
let invalid = false;
try {
this._timeout = StringUtil.toInt32(argument);
} catch {
invalid = true;
}
if (invalid || this._timeout < 1) {
throw new ParseException(`invalid timeout value '${argument}' in endpoint ${endpoint}`);
}
}
} else if (option === "-z") {
if (argument !== null) {
throw new ParseException(`unexpected argument ${argument}' provided for -z option in ${endpoint}`);
}
this._compress = true;
} else {
return false;
}
return true;
}
createEndpoint(host, port, connectionId) {
return new TcpEndpointI(
this._instance,
host,
port,
this._sourceAddr,
this._timeout,
connectionId,
this._compress,
);
}
}
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